The Isha Foundation is a non-profit organization founded by Sadhguru Jaggi Vasudev, a renowned spiritual leader, yogi, and mystic from India. The foundation is headquartered at the Isha Yoga Center, which is situated in the foothills of the Velliangiri Mountains in Coimbatore, Tamil Nadu, India. Established in 1992, the Isha Foundation has grown to become one of the largest and most prominent spiritual organizations in the world.

The primary aim of the Isha Foundation is to promote spiritual well-being and inner transformation among individuals. It offers various programs, practices, and initiatives designed to help people lead more balanced and fulfilling lives. Some of the key aspects and activities of the Isha Foundation include:

1. Inner Engineering: This is one of the flagship programs of the foundation, designed to provide individuals with tools and techniques for self-transformation. It includes practices such as yoga, meditation, and powerful breathing exercises.
2. Dhyanalinga: The Dhyanalinga is a unique consecrated meditation shrine at the Isha Yoga Center. It is a powerful energy form that is said to enhance one’s spiritual experience.
3. Rally for Rivers: The Isha Foundation has initiated several environmental campaigns, with “Rally for Rivers” being one of the prominent ones. It aims to raise awareness about the depleting rivers in India and promote sustainable water management practices.
4. Project GreenHands: This is an environmental initiative by the foundation focused on afforestation and ecological restoration. It has been involved in planting millions of trees across Tamil Nadu.
5. Isha Vidhya: The foundation runs educational initiatives, including Isha Vidhya, which provides quality education to children in rural areas.
6. Isha Home School: A residential school that combines traditional and modern education systems with a focus on holistic development.
7. Isha Yoga Programs: The foundation offers a wide range of yoga programs and retreats, including advanced programs like the “Shambhavi Mahamudra” and “Bhava Spandana.”

Sadhguru Jaggi Vasudev, the founder of the Isha Foundation, is known for his teachings on inner engineering, yoga, and spirituality. He has a significant following both in India and around the world and has authored several books on these topics.

The Isha Foundation’s activities and teachings have attracted a diverse group of followers and participants, and it continues to play a significant role in promoting holistic well-being and environmental consciousness. Please note that the information provided here is based on my knowledge as of September 2021, and there may have been developments or changes since then.